Revenue Recognition (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended	96 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2013	Dec. 31, 2020
Three Program Projected Measurement Period Liability [Member]
Revenue Recognition [line items]
Additional Medicare cap adjustment related to prior cap liabilities						$ 8.7
Roto-Rooter [Member]
Revenue Recognition [line items]
Credit payment terms			30 days
Duration of advance notice of cancellation without penalty for both parties			90 days
Term of contract			10 years
Duration of advance notice of cancelation without penatly			60 days
Roto-Rooter [Member] | Maximum [Member]
Revenue Recognition [line items]
Duration of services provided			5 days
Roto-Rooter [Member] | Minimum [Member]
Revenue Recognition [line items]
Duration of services provided			3 days
VITAS [Member]
Revenue Recognition [line items]
Period of tier one care rate			60 days
Period of tier two care rate			61 days
Period of services provided after discharge			12 months
Period of service intensity add-on payment			7 days
Reimbursement period per day in 15 min. increments			4 hours
Minimum amount of care per 24-hr period			8 hours
Charity care cost	$ 2.3	$ 1.7	$ 4.4	$ 3.9
Percentage of automatic budget reductions					2.00%
Percentage of medicaid reimbursement			95.00%
Percentage of expenses			5.00%
VITAS [Member] | Maximum [Member]
Revenue Recognition [line items]
Inpatient cap percentage			20.00%
VITAS [Member] | Two Program Projected Measurement Period Liability [Member]
Revenue Recognition [line items]
Medicare cap adjustment	$ 2.0		$ 3.5
VITAS [Member] | Five Programs Projected Measurement Period Liability [Member]
Revenue Recognition [line items]
Medicare cap adjustment		$ 5.8		$ 8.3